/**
 * <copyright>
 * </copyright>
 *
 * $Id$
 */
package com.unwiredgrain.modeling.sscm.provider;


import com.unwiredgrain.modeling.sscm.Port;
import com.unwiredgrain.modeling.sscm.PortDirection;
import com.unwiredgrain.modeling.sscm.SSCMFactory;
import com.unwiredgrain.modeling.sscm.SSCMPackage;
import java.util.Collection;
import java.util.List;

import org.eclipse.emf.common.notify.AdapterFactory;
import org.eclipse.emf.common.notify.Notification;

import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
import org.eclipse.emf.common.util.ResourceLocator;

import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
import org.eclipse.emf.edit.provider.IItemLabelProvider;
import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
import org.eclipse.emf.edit.provider.IItemPropertySource;
import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
import org.eclipse.emf.edit.provider.ViewerNotification;
import org.eclipse.emf.edit.provider.ItemProviderAdapter;

/**
 * This is the item provider adapter for a {@link com.unwiredgrain.modeling.sscm.Port} object.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
public class PortItemProvider
	extends NamedElementItemProvider
	implements
		IEditingDomainItemProvider,
		IStructuredItemContentProvider,
		ITreeItemContentProvider,
		IItemLabelProvider,
		IItemPropertySource {
	/**
	 * This constructs an instance from a factory and a notifier.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public PortItemProvider(AdapterFactory adapterFactory) {
		super(adapterFactory);
	}

	/**
	 * This returns the property descriptors for the adapted class.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
		if (itemPropertyDescriptors == null) {
			super.getPropertyDescriptors(object);

			addProtocolPropertyDescriptor(object);
			addUidPropertyDescriptor(object);
			addDirectionPropertyDescriptor(object);
			addMultiplePropertyDescriptor(object);
			addOptionalPropertyDescriptor(object);
			addProtocolNamePropertyDescriptor(object);
		}
		return itemPropertyDescriptors;
	}

	/**
	 * This adds a property descriptor for the Protocol feature.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected void addProtocolPropertyDescriptor(Object object) {
		itemPropertyDescriptors.add
			(createItemPropertyDescriptor
				(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
				 getResourceLocator(),
				 getString("_UI_Port_protocol_feature"),
				 getString("_UI_PropertyDescriptor_description", "_UI_Port_protocol_feature", "_UI_Port_type"),
				 SSCMPackage.Literals.PORT__PROTOCOL,
				 true,
				 false,
				 true,
				 null,
				 null,
				 null));
	}

	/**
	 * This adds a property descriptor for the Uid feature.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected void addUidPropertyDescriptor(Object object) {
		itemPropertyDescriptors.add
			(createItemPropertyDescriptor
				(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
				 getResourceLocator(),
				 getString("_UI_Port_uid_feature"),
				 getString("_UI_PropertyDescriptor_description", "_UI_Port_uid_feature", "_UI_Port_type"),
				 SSCMPackage.Literals.PORT__UID,
				 true,
				 false,
				 false,
				 ItemPropertyDescriptor.GENERIC_VALUE_IMAGE,
				 null,
				 null));
	}

	/**
	 * This adds a property descriptor for the Direction feature.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected void addDirectionPropertyDescriptor(Object object) {
		itemPropertyDescriptors.add
			(createItemPropertyDescriptor
				(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
				 getResourceLocator(),
				 getString("_UI_Port_direction_feature"),
				 getString("_UI_PropertyDescriptor_description", "_UI_Port_direction_feature", "_UI_Port_type"),
				 SSCMPackage.Literals.PORT__DIRECTION,
				 true,
				 false,
				 false,
				 ItemPropertyDescriptor.GENERIC_VALUE_IMAGE,
				 null,
				 null));
	}

	/**
	 * This adds a property descriptor for the Multiple feature.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected void addMultiplePropertyDescriptor(Object object) {
		itemPropertyDescriptors.add
			(createItemPropertyDescriptor
				(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
				 getResourceLocator(),
				 getString("_UI_Port_multiple_feature"),
				 getString("_UI_PropertyDescriptor_description", "_UI_Port_multiple_feature", "_UI_Port_type"),
				 SSCMPackage.Literals.PORT__MULTIPLE,
				 true,
				 false,
				 false,
				 ItemPropertyDescriptor.BOOLEAN_VALUE_IMAGE,
				 null,
				 null));
	}

	/**
	 * This adds a property descriptor for the Optional feature.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected void addOptionalPropertyDescriptor(Object object) {
		itemPropertyDescriptors.add
			(createItemPropertyDescriptor
				(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
				 getResourceLocator(),
				 getString("_UI_Port_optional_feature"),
				 getString("_UI_PropertyDescriptor_description", "_UI_Port_optional_feature", "_UI_Port_type"),
				 SSCMPackage.Literals.PORT__OPTIONAL,
				 true,
				 false,
				 false,
				 ItemPropertyDescriptor.BOOLEAN_VALUE_IMAGE,
				 null,
				 null));
	}

	/**
	 * This adds a property descriptor for the Protocol Name feature.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected void addProtocolNamePropertyDescriptor(Object object) {
		itemPropertyDescriptors.add
			(createItemPropertyDescriptor
				(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
				 getResourceLocator(),
				 getString("_UI_Port_protocolName_feature"),
				 getString("_UI_PropertyDescriptor_description", "_UI_Port_protocolName_feature", "_UI_Port_type"),
				 SSCMPackage.Literals.PORT__PROTOCOL_NAME,
				 false,
				 false,
				 false,
				 ItemPropertyDescriptor.GENERIC_VALUE_IMAGE,
				 null,
				 null));
	}

	/**
	 * This specifies how to implement {@link #getChildren} and is used to deduce an appropriate feature for an
	 * {@link org.eclipse.emf.edit.command.AddCommand}, {@link org.eclipse.emf.edit.command.RemoveCommand} or
	 * {@link org.eclipse.emf.edit.command.MoveCommand} in {@link #createCommand}.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Collection<? extends EStructuralFeature> getChildrenFeatures(Object object) {
		if (childrenFeatures == null) {
			super.getChildrenFeatures(object);
			childrenFeatures.add(SSCMPackage.Literals.PORT__PROTOCOL_TEMPLATE_INSTANTIATION);
		}
		return childrenFeatures;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	protected EStructuralFeature getChildFeature(Object object, Object child) {
		// Check the type of the specified child object and return the proper feature to use for
		// adding (see {@link AddCommand}) it as a child.

		return super.getChildFeature(object, child);
	}

	/**
	 * This returns Port.gif.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated NOT
	 */
	@Override
	public Object getImage(Object object) {
		Port port = (Port)object;
		if (port.getDirection() == PortDirection.PROVIDES) {
			return overlayImage(object, getResourceLocator().getImage("full/obj16/Port"));
		}
		
		return overlayImage(object, getResourceLocator().getImage("full/obj16/Port_Req"));
	}

	/**
	 * This returns the label text for the adapted class.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated NOT
	 */
	@Override
	public String getText(Object object) {
		Port port = (Port)object;
		
		StringBuilder sb = new StringBuilder();
		sb.append(port.getName().toString());
		sb.append(" : ");
		sb.append(port.getProtocolName().toString());
		
		if (port.isMultiple()) {
			sb.append("[ ]");
		}
		
		if (port.isOptional()) {
			sb.append(" (optional)");
		}
		
		return sb.toString();
	}

	/**
	 * This handles model notifications by calling {@link #updateChildren} to update any cached
	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void notifyChanged(Notification notification) {
		updateChildren(notification);

		switch (notification.getFeatureID(Port.class)) {
			case SSCMPackage.PORT__UID:
			case SSCMPackage.PORT__DIRECTION:
			case SSCMPackage.PORT__MULTIPLE:
			case SSCMPackage.PORT__OPTIONAL:
			case SSCMPackage.PORT__PROTOCOL_NAME:
				fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), false, true));
				return;
			case SSCMPackage.PORT__PROTOCOL_TEMPLATE_INSTANTIATION:
				fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), true, false));
				return;
		}
		super.notifyChanged(notification);
	}

	/**
	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
	 * that can be created under this object.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
		super.collectNewChildDescriptors(newChildDescriptors, object);

		newChildDescriptors.add
			(createChildParameter
				(SSCMPackage.Literals.PORT__PROTOCOL_TEMPLATE_INSTANTIATION,
				 SSCMFactory.eINSTANCE.createProtocolTemplateInstantiation()));
	}

}
